package net.minecraft.block;

import java.util.Random;
import net.minecraft.block.material.MapColor;
import net.minecraft.block.material.Material;
import net.minecraft.block.properties.IProperty;
import net.minecraft.block.properties.PropertyBool;
import net.minecraft.block.state.BlockState;
import net.minecraft.block.state.IBlockState;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.init.Blocks;
import net.minecraft.item.Item;
import net.minecraft.util.BlockPos;
import net.minecraft.util.EnumParticleTypes;
import net.minecraft.world.IBlockAccess;
import net.minecraft.world.World;

public class BlockMycelium extends Block {
	public static final PropertyBool SNOWY = PropertyBool.create("snowy");

	protected BlockMycelium() {
		super(Material.grass, MapColor.purpleColor);
		this.setDefaultState(this.blockState.getBaseState().withProperty(SNOWY, Boolean.valueOf(false)));
		this.setTickRandomly(true);
		this.setCreativeTab(CreativeTabs.tabBlock);
	}

	/**
	 * Get the actual Block state of this Block at the given position. This applies
	 * properties not visible in the metadata, such as fence connections.
	 */
	public IBlockState getActualState(IBlockState state, IBlockAccess worldIn, BlockPos pos) {
		Block block = worldIn.getBlockState(pos.up()).getBlock();
		return state.withProperty(SNOWY, Boolean.valueOf(block == Blocks.snow || block == Blocks.snow_layer));
	}

	public void updateTick(World worldIn, BlockPos pos, IBlockState state, Random rand) {
		if (!worldIn.isRemote) {
			if (worldIn.getLightFromNeighbors(pos.up()) < 4
					&& worldIn.getBlockState(pos.up()).getBlock().getLightOpacity() > 2) {
				worldIn.setBlockState(pos,
						Blocks.dirt.getDefaultState().withProperty(BlockDirt.VARIANT, BlockDirt.DirtType.DIRT));
			} else {
				if (worldIn.getLightFromNeighbors(pos.up()) >= 9) {
					for (int i = 0; i < 4; ++i) {
						BlockPos blockpos = pos.add(rand.nextInt(3) - 1, rand.nextInt(5) - 3, rand.nextInt(3) - 1);
						IBlockState iblockstate = worldIn.getBlockState(blockpos);
						Block block = worldIn.getBlockState(blockpos.up()).getBlock();

						if (iblockstate.getBlock() == Blocks.dirt
								&& iblockstate.getValue(BlockDirt.VARIANT) == BlockDirt.DirtType.DIRT
								&& worldIn.getLightFromNeighbors(blockpos.up()) >= 4 && block.getLightOpacity() <= 2) {
							worldIn.setBlockState(blockpos, this.getDefaultState());
						}
					}
				}
			}
		}
	}

	public void randomDisplayTick(World worldIn, BlockPos pos, IBlockState state, Random rand) {
		super.randomDisplayTick(worldIn, pos, state, rand);

		if (rand.nextInt(10) == 0) {
			worldIn.spawnParticle(EnumParticleTypes.TOWN_AURA, (double) ((float) pos.getX() + rand.nextFloat()),
					(double) ((float) pos.getY() + 1.1F), (double) ((float) pos.getZ() + rand.nextFloat()), 0.0D, 0.0D,
					0.0D, new int[0]);
		}
	}

	/**
	 * Get the Item that this Block should drop when harvested.
	 */
	public Item getItemDropped(IBlockState state, Random rand, int fortune) {
		return Blocks.dirt.getItemDropped(
				Blocks.dirt.getDefaultState().withProperty(BlockDirt.VARIANT, BlockDirt.DirtType.DIRT), rand, fortune);
	}

	/**
	 * Convert the BlockState into the correct metadata value
	 */
	public int getMetaFromState(IBlockState state) {
		return 0;
	}

	protected BlockState createBlockState() {
		return new BlockState(this, new IProperty[] { SNOWY });
	}
}
